You should ask Michael this question, not me. He is fully aware of my work and has seen my results.

PE

Good point. I do know that Michael is pretty critical of what an Azo (like) emulsion should and would evidence. In fact I imagine that he would be the final determiner of those characteristics considering the breadth of the experience he has had with that particular material.

Art is a step from what is obvious and well-known toward what is arcane and concealed.